Home / 34,109.96-51,173.13-13,049.66

Finding the Fourth Proportional to 34,109.96, 51,173.13 and 13,049.66

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Solution

The fourth proportional to 34,109.96, 51,173.13 and 13,049.66 is: 19,577.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,109.96 : 51,173.13 = 13,049.66 : x
  2. Step 2: Convert to fraction form
    34,109.96/51,173.13 = 13,049.66/x
  3. Step 3: Cross multiply
    34,109.96x = 51,173.13 × 13,049.66
  4. Step 4: Simplify right side
    34,109.96x = 667,791,691.77
  5. Step 5: Solve for x
    x = 667,791,691.77/34,109.96
  6. Step 6: Final answer
    x = 19,577.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.